Previously, I had to download the crossplatform\Aspose.Slides.dll from your site, and then include that in our app. I see now that in Nuget there is
dotnet add package Aspose.Slides.NET6.CrossPlatform --version 25.11.0.…...(Windows DLLs, macOS dylibs, Linux .so files) into your project...Identifier (RID) (e.g., win-x64 , linux-x64 , osx-arm64 ) and copies...